Finding the Fourth Proportional to 2,317.28, 3,477.52 and 1,587.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.28 : 3,477.52 = 1,587.52 : x
2. Step 2: Convert to fraction form
   2,317.28/3,477.52 = 1,587.52/x
3. Step 3: Cross multiply
   2,317.28x = 3,477.52 × 1,587.52
4. Step 4: Simplify right side
   2,317.28x = 5,520,632.55
5. Step 5: Solve for x
   x = 5,520,632.55/2,317.28
6. Step 6: Final answer
   x = 2,382.38